Examining the influence of salt stress on tree health in New York city, and how measurements compare among different machines.
- Chlorophyll content (SPAD) III
-
REQUIREMENTS: Firmware v0.41 or higher. Measures transmission at 940nm and 650nm in order to determine the 'greenness' of a leaf, an indicator of chlorophyll content and nitrogen content. The 940 is used to account for leaf thickness. Improvements over Chlorophyll content (SPAD): - performs 3 different spads at 3 intensities for thin and thick ...
- Have the leaves been dark adapting for at least 30 minutes but no more than 3 hours? (Multiple Choice)
- (Multiple Choice)
- (Multiple Choice)